Mercury Grand Marquis owners have reported 1 problem related to tank mounting (under the gasoline fuel system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Mercury Grand Marquis based on all problems reported for the Grand Marquis.
The contact owns a 2008 Mercury Grand Marquis. The contact stated that while reversing the vehicle, he heard an abnormal noise coming from underneath the vehicle. The contact exited the vehicle to inspect the vehicle. The contact stated that the fuel tank detached and was hanging down underneath the vehicle. The vehicle was not taken to be diagnosed nor repaired. The manufacturer was notified of the failure however, there was no assistance provided. The failure mileage was 63,824.
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